Re: [HACKERS] I want to change libpq and libpgtcl for better handling of large query results - Mailing list pgsql-hackers

From Peter T Mount
Subject Re: [HACKERS] I want to change libpq and libpgtcl for better handling of large query results
Date
Msg-id Pine.LNX.3.95.980106231252.25198A-100000@maidast
Whole thread Raw
In response to Re: [HACKERS] I want to change libpq and libpgtcl for better handling of large query results  ("Vadim B. Mikheev" <vadim@sable.krasnoyarsk.su>)
List pgsql-hackers
On Wed, 7 Jan 1998, Vadim B. Mikheev wrote:

> Sorry, just to clear things:
>
> > We were talking about some changes to the protocol. Perhaps, we could do
> > something like changing it so it sends the result in blocks of tuples,
> > rather than everything in one block. Then, in between each packet, an ACK
>               ^^^^^^^^^^^^^^^^^^^^^^^
>
> Backend sends tuples one by one - just after executor gets next tuple
> from upper plan, backend sends this tuple to client-side.

Oops, of course it does, sorry ;-)

> > or CAN style packet could be sent to the backend, either asking for the
> > next, or canceling the results.

--
Peter T Mount  petermount@earthling.net or pmount@maidast.demon.co.uk
Main Homepage: http://www.demon.co.uk/finder
Work Homepage: http://www.maidstone.gov.uk Work EMail: peter@maidstone.gov.uk


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